Active and passive margins
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Active and Passive Margins. Not always a plain sea mounts guyots ( gee -ohs) ridges and trenches. Deep-Sea Floor. Hydrothermal Vents. Hydrothermal Vents. Composition of Sea Water. Weathering and Vents. Temperature. Temperature. Reds and oranges within first 10 m

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Deep sea floor l.jpg

Not always a plain

sea mounts

guyots (gee-ohs)

ridges and trenches

Deep-Sea Floor








Transparency l.jpg

Reds and oranges within first 10 m

Photosynthesis not possible beyond 200 m (usually much less)

No light beyond 1000m

Transparency



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